@article{TIMB_2021_29_1_a7,
     author = {A. I. Kalinin and L. I. Lavrinovich},
     title = {Small parameter method in optimization problems of singularly perturbed dynamical systems},
     journal = {Trudy Instituta matematiki},
     pages = {85--93},
     publisher = {mathdoc},
     volume = {29},
     number = {1},
     year = {2021},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TIMB_2021_29_1_a7/}
}